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Merge pull request #592 from leoc/feature-zwave-lights
Implement zwave light support
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commit
50d19bb1b4
@ -10,7 +10,7 @@ import logging
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import os
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import csv
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from homeassistant.components import group, discovery, wink, isy994
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from homeassistant.components import group, discovery, wink, isy994, zwave
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from homeassistant.config import load_yaml_config_file
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from homeassistant.const import (
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STATE_ON, SERVICE_TURN_ON, SERVICE_TURN_OFF, ATTR_ENTITY_ID)
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@ -60,6 +60,7 @@ DISCOVERY_PLATFORMS = {
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wink.DISCOVER_LIGHTS: 'wink',
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isy994.DISCOVER_LIGHTS: 'isy994',
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discovery.SERVICE_HUE: 'hue',
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zwave.DISCOVER_LIGHTS: 'zwave',
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}
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PROP_TO_ATTR = {
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121
homeassistant/components/light/zwave.py
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121
homeassistant/components/light/zwave.py
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@ -0,0 +1,121 @@
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"""
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homeassistant.components.light.zwave
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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"""
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# pylint: disable=import-error
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from openzwave.network import ZWaveNetwork
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from pydispatch import dispatcher
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import homeassistant.components.zwave as zwave
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from homeassistant.const import STATE_ON, STATE_OFF
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from homeassistant.components.light import (Light, ATTR_BRIGHTNESS)
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from threading import Timer
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def setup_platform(hass, config, add_devices, discovery_info=None):
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""" Find and add zwave lights. """
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if discovery_info is None:
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return
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node = zwave.NETWORK.nodes[discovery_info[zwave.ATTR_NODE_ID]]
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value = node.values[discovery_info[zwave.ATTR_VALUE_ID]]
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if value.command_class != zwave.COMMAND_CLASS_SWITCH_MULTILEVEL:
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return
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if value.type != zwave.TYPE_BYTE:
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return
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if value.genre != zwave.GENRE_USER:
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return
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value.set_change_verified(False)
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add_devices([ZwaveDimmer(value)])
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def brightness_state(value):
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""" Returns the brightness and state according to the current
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data of given value. """
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if value.data > 0:
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return (value.data / 99) * 255, STATE_ON
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else:
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return 255, STATE_OFF
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class ZwaveDimmer(Light):
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""" Provides a zwave dimmer. """
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# pylint: disable=too-many-arguments
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def __init__(self, value):
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self._value = value
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self._node = value.node
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self._brightness, self._state = brightness_state(value)
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# Used for value change event handling
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self._refreshing = False
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self._timer = None
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dispatcher.connect(
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self._value_changed, ZWaveNetwork.SIGNAL_VALUE_CHANGED)
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def _value_changed(self, value):
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""" Called when a value has changed on the network. """
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if self._value.value_id != value.value_id:
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return
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if self._refreshing:
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self._refreshing = False
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self._brightness, self._state = brightness_state(value)
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else:
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def _refresh_value():
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"""Used timer callback for delayed value refresh."""
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self._refreshing = True
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self._value.refresh()
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if self._timer is not None and self._timer.isAlive():
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self._timer.cancel()
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self._timer = Timer(2, _refresh_value)
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self._timer.start()
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self.update_ha_state()
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@property
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def should_poll(self):
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""" No polling needed for a light. """
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return False
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@property
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def name(self):
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""" Returns the name of the device if any. """
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name = self._node.name or "{}".format(self._node.product_name)
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return "{}".format(name or self._value.label)
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@property
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def brightness(self):
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""" Brightness of this light between 0..255. """
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return self._brightness
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@property
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def is_on(self):
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""" True if device is on. """
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return self._state == STATE_ON
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def turn_on(self, **kwargs):
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""" Turn the device on. """
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if ATTR_BRIGHTNESS in kwargs:
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self._brightness = kwargs[ATTR_BRIGHTNESS]
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# Zwave multilevel switches use a range of [0, 99] to control
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# brightness.
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brightness = (self._brightness / 255) * 99
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if self._node.set_dimmer(self._value.value_id, brightness):
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self._state = STATE_ON
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def turn_off(self, **kwargs):
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""" Turn the device off. """
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if self._node.set_dimmer(self._value.value_id, 0):
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self._state = STATE_OFF
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@ -31,6 +31,16 @@ DEVICE_MAPPINGS = {
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def setup_platform(hass, config, add_devices, discovery_info=None):
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""" Sets up Z-Wave sensors. """
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# Return on empty `discovery_info`. Given you configure HA with:
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#
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# sensor:
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# platform: zwave
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#
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# `setup_platform` will be called without `discovery_info`.
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if discovery_info is None:
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return
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node = zwave.NETWORK.nodes[discovery_info[zwave.ATTR_NODE_ID]]
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value = node.values[discovery_info[zwave.ATTR_VALUE_ID]]
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@ -22,15 +22,33 @@ DEFAULT_CONF_USB_STICK_PATH = "/zwaveusbstick"
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CONF_DEBUG = "debug"
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DISCOVER_SENSORS = "zwave.sensors"
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DISCOVER_LIGHTS = "zwave.light"
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COMMAND_CLASS_SWITCH_MULTILEVEL = 38
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COMMAND_CLASS_SENSOR_BINARY = 48
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COMMAND_CLASS_SENSOR_MULTILEVEL = 49
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COMMAND_CLASS_BATTERY = 128
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# list of tuple (DOMAIN, discovered service, supported command classes)
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GENRE_WHATEVER = None
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GENRE_USER = "User"
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TYPE_WHATEVER = None
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TYPE_BYTE = "Byte"
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TYPE_BOOL = "Bool"
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# list of tuple (DOMAIN, discovered service, supported command
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# classes, value type)
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DISCOVERY_COMPONENTS = [
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('sensor', DISCOVER_SENSORS,
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[COMMAND_CLASS_SENSOR_BINARY, COMMAND_CLASS_SENSOR_MULTILEVEL]),
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('sensor',
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DISCOVER_SENSORS,
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[COMMAND_CLASS_SENSOR_BINARY, COMMAND_CLASS_SENSOR_MULTILEVEL],
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TYPE_WHATEVER,
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GENRE_WHATEVER),
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('light',
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DISCOVER_LIGHTS,
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[COMMAND_CLASS_SWITCH_MULTILEVEL],
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TYPE_BYTE,
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GENRE_USER),
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]
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ATTR_NODE_ID = "node_id"
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@ -110,19 +128,31 @@ def setup(hass, config):
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def value_added(node, value):
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""" Called when a value is added to a node on the network. """
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for component, discovery_service, command_ids in DISCOVERY_COMPONENTS:
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if value.command_class in command_ids:
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# Ensure component is loaded
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bootstrap.setup_component(hass, component, config)
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# Fire discovery event
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hass.bus.fire(EVENT_PLATFORM_DISCOVERED, {
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ATTR_SERVICE: discovery_service,
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ATTR_DISCOVERED: {
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ATTR_NODE_ID: node.node_id,
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ATTR_VALUE_ID: value.value_id,
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}
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})
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for (component,
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discovery_service,
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command_ids,
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value_type,
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value_genre) in DISCOVERY_COMPONENTS:
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if value.command_class not in command_ids:
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continue
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if value_type is not None and value_type != value.type:
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continue
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if value_genre is not None and value_genre != value.genre:
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continue
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# Ensure component is loaded
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bootstrap.setup_component(hass, component, config)
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# Fire discovery event
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hass.bus.fire(EVENT_PLATFORM_DISCOVERED, {
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ATTR_SERVICE: discovery_service,
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ATTR_DISCOVERED: {
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ATTR_NODE_ID: node.node_id,
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ATTR_VALUE_ID: value.value_id,
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}
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})
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dispatcher.connect(
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value_added, ZWaveNetwork.SIGNAL_VALUE_ADDED, weak=False)
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